@article{RCM_2007_41_1_a2,
     author = {Marlio Paredes Partially supported by COLCIENCIAS--COLOMBIA and Grant No. 240--2001. Universidad del},
     title = {Curvature on reductive homogeneous spaces},
     journal = {Revista colombiana de matematicas},
     pages = {23--37},
     publisher = {mathdoc},
     volume = {41},
     number = {1},
     year = {2007},
     url = {http://geodesic.mathdoc.fr/item/RCM_2007_41_1_a2/}
}